package com.example.demo.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.example.demo.entity.Group;
import com.example.demo.entity.User;
import org.apache.ibatis.annotations.Mapper;

import java.util.List;

@Mapper
public interface GroupMapper extends BaseMapper<Group> {
    Group selectByUsername(String groupName);

    List<Group> selectAll(Group group);
}
